Know all about Gneiss and Adamellite properties here. All properties of rocks are important as they define the type of rock and its application. Gneiss belongs to Metamorphic Rocks while Adamellite belongs to Igneous Rocks.Texture of Gneiss is Banded, Foliated, Platy whereas that of Adamellite is Porphyritic. Gneiss appears Foliated and Adamellite appears Veined or Pebbled. The luster of Gneiss is dull while that of Adamellite is dull to grainy with sporadic parts pearly and vitreous. Gneiss is available in black, brown, pink, red, white colors whereas Adamellite is available in black, grey, orange, pink, white colors. The commercial uses of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums and that of Adamellite are curling, gemstone, laboratory bench tops, tombstones.